I would have given the guy the benefit of the doubt if he said he was drunk or impaired by prescription PTSD drugs but you need to have your shit together if you are carrying weapons and ammunition in your vehicle. Here's what you do if you make a wrong turn and find yourself approaching a big sign in English and Spanish that says "welcome to Mexico". You hit the right blinker and pull over and think about it or you hit the left blinker and make a U turn and go back to the land of the free and the home of the brave.